Astm d4541 standard test method for pulloff strength of coatings using portable adhesion testers. Astm d4541 17 standard test method for pulloff strength of coatings using portable adhesion testers. The atm has been replaced by the new and improved atm. Astm d3359 standard test methods for measuring adhesion by tape test. Astm d4541 standard test method for pulloff strength of. Indeed, it is through two tests protocols that it is possible to appraise the adhesion capacity of the coated specimen. In the first round of testing at epri, storm greeters results were similar to what tec found for the d4541 tests. Astm d4541 09, standard test method for pulloff strength of coatings using portable adhesion testers, astm international, west conshohocken, pa, 2009.
Main astm d454102 standard test method for pulloff strength of coatings using portable adhesion testers. Astm d4541 adhesion capacity test micom laboratories. Most backordered items can be rushed in from the publisher in as little as 24 hours. This test method covers a procedure for evaluating the pulloff strength of a coating applicable products. Astm d4541 09 standard test method for pulloff strength of coatings using portable adhesion testers superseded see active link, below. Astmd4541 historical revision information standard test method for pulloff strength of coatings using portable adhesion testers astmd4541 2009 edition superseded show complete document history. In accordance to astm d 4541, astm d 7234, iso 4624.
Astm d4541 02 standard test method for pulloff strength of coatings using portable adhesion testers. D 4541 09standard test method forpulloff strength of coatings using portable adhesiontesters1this standard is issued under the. Pull of adhession test astm d4541 pull of adhession test astm d4541 syahar1975 mechanical op 1 mar 15 14. The specified requirements were that a minimum of one test be done per 1,000 square feet of coating, and one test per 100 square feet of coating repairs. Astm d4541 09 standard test method for pulloff strength. The testing surface was wiped clean and abraded gently using fine sandpaper. Standard test method for pulloff strength of coatings using portable adhesion testers. What astm d4541 and iso 4624 are really trying to say is that the pull stress must always be evenly distributed in the tested coating. Coating adhesion testing in accordance with astm d4541. Document the test method, equipment, supplies, procedures, results and interpretations as required in a report see attached sample reports. In the second round of tests at epri, using a 2 to 3 mil anchor pattern on the test coupons, storm greeter reached 500 psi adhesion. Astmd7234 standard test method for pulloff adhesion.
Defelsko positest pulloff adhesion tester identified in the proposed annex a5 of astm d 4541 refer to figure 2, the principles discussed apply to all dolly types. Manual adhesion tester positest at, atm20a, atm50a, astm d4541. Pattnaik associate professor, department of ascee, caet, orissa university of agriculture and technology ouat, bhubaneswar, odisha, india abstract the slant shear test method, astm c882, is widely employed test procedure to determine the bond strength of. The coating specification itself required a minimum. The positest at measures adhesion of coatings to metal, wood, concrete and other substrates revolutionary selfalignment feature and pull rate indicator brings new meaning to adhesion measurements. This test method covers procedures for evaluating the pulloff adhesion strength of a coating on concrete. Astmd4541 standard test method for pulloff strength of. Standard test methods for vulcanized rubber and thermoplastic elastomers tension1 this standard is issued under the. Astm 475298, standard test method for measuring mek resistance of ethyl silicate inorganic zinc rich primers by solvent rub rules. However, the coating specification was tailored to a particular 100% vol. Learning outcomes at the end of this webinar you will be able to define pulloff strength explain the difference between adhesion and cohesion describe several types of pull testers understand requirements of astm d4541, standard test conduct a pull test method for pulloff strength. Astm d454102 standard test method for pulloff strength. This test method serves as a means for uniformly preparing and testing coated surfaces, and evaluating and reporting the results.
Astm d4541 17 standard test method for pulloff strength. Astm d4541 02 pull off test standard october 2019 1,300. The coating specification itself required a minimum adhesion of 1,000 psi. Astm d454102 pull off test standard evaluation nature scribd. Astm d454109 standard test method for pulloff strength of. For annual book of astm standards volume information, refer to the standards document summary page on the astm website. The standard test method covered in astm d4541 17 standard test method for pulloff strength of coatings using portable adhesion testers is used for evaluating the pulloff strength otherwise known as adhesion of a coating system from metal substrates. Dolly preparation typically consists of three important steps.
The test determines the greatest perpendicular force in tension. Astm d454102 pull off test standard free download as pdf file. Pulloff adhesion testing of coatings improve your technique. Astm d7234 12 standard test method for pulloff adhesion strength of coatings on concrete using portable pulloff adhesion testers. Descargue como docx, pdf, txt o lea en linea desde scribd. Applicable to airvapor barriers and other coatings test procedure. This test method is applicable to any portable apparatus meeting the requirements for determining the pulloff strength of a coating in this standard see.
On a recent coating project, adhesion testing was to be done in accordance with astm d4541. Astm d454117 pulloff strength of coatings test ansi blog. D 618 practice for conditioning plastics for testing2 d 638 test method for tensile properties of plastics2 d 4000 classi. This is a useful test when used to evaluate air barrier. Astm 44141990, practice for measurement of wet film thickness by notch gages. Tensile adhesion was measured in accordance with astm d454109e1, pulloff strength of coatings using portable adhesion testers, annex a3, selfalignment adhesion tester type iv. Substrate requirements, compressive and cohesive testing.
Adhesion testing datasheet 1 dolly preparation for pulloff. Positest pull off adhesion tester is a defelsko, usa made characterization instrument to quantify the adhesion strength of various coatings to the variety of substrates. Standard test method for tensile properties of thin. Astm d4541 standard test method for pulloff strength of coatings using portable adhesion testers astm d4940 standard test method for conductimetric analysis of watersoluble ionic. Coating adhesion testing in accordance with astm d4541nsticky. D454117 standard test method for pulloff strength of coatings using portable adhesion testers. Astm d4541 and bs en iso 4624 describe several different test apparatus. Internal memory stores maximum pulloff pressure, rate of pull, test duration and dolly size for up to 200 pulls. Astm d4541 09e1 pdf astm d pull off test standard free download as pdf file. Astm d454102 pull off test standard evaluation nature.
Sep 25, 2017 the standard test method covered in astm d454117 standard test method for pulloff strength of coatings using portable adhesion testers is used for evaluating the pulloff strength otherwise known as adhesion of a coating system from metal substrates. There are no items in your cart american national standards. Coatings on concrete using portable pulloff adhesion testers 1. The only thing that matters for accurate adhesion test results is that the pull stress is 100% evenly distributed throughout the pulled coating. To obtain more repeatable and meaningful adhesion measurements, it is imperative that the pulling force applied to the test dolly is uniformly distributed over the surface being. Astm d454102 standard test method for pulloff strength of. The test determines the greatest perpendicular force in tension that a surface area can bear before a plug of material is detached.
Astm d3359 standard test methods for measuring adhesion. Astm e31 standard test method for reflectance factor and color by spectrophotometry using hemispherical geometry astm e49 standard test method. Astm 540293 reafirmada 1999, standard practice for assesing the sovent resistance of organics coatings using solvent rubs. Pulloff strength of coatings from concrete is described in test method d7234. A number in parentheses indicates the year of last.
Note 2method a, which appeared in previous versions astm d4541 09e1 ast standard, has been eliminated 09s1 its main use is for testing astm d4541 09e1 concrete substrates see test method d remember me for one month. Astm d4541 is a standard test method that is used in order to evaluate the pulloff strength of air barrier membranes. The adhesion testing technology, based on the concept dynamic force distribution, ensures. Standard test method for pulloff strength of coatings. The tensile pulloff method for adhesion testing, as outlined in astm d 4541 and. Standard test methods for measuring adhesion by tape test astm 4541. Astm d4541 17, standard test method for pulloff strength of coatings using portable adhesion testers, astm international, west conshohocken, pa, 2017. Atm selfalignment feature unequal pulling force during testing caused by uneven adhesive bond lines and coating surfaces can result in random, unexplainable readings. Standard test methods for measuring adhesion by tape test1. Astm d4541 17 standard test method for pulloff strength of. Pulloff astm d 09e1 pdf of coatings from concrete is described in test method. The aim of astm d4541 is to provide the guidelines for the preparation, the testing and the evaluation of the results of the coated systems in order to assess the pulloff the strength of the sample.
Normas tecnicas astm pdf mega gratis full habla inge. Good evening, in astm d4541 is there any clause about how many point the pull off adhesion test must be done. Conforms with astm d4541 d7234, iso 4624, sspccs 23. Protocol 1 test to fracture determines the greatest perpendicular force in tension that a surface area can. Astm d 4541 aderencia pages 1 16 text version fliphtml5. The pulloff strength determined by this procedure is a performance property, and it may be referenced in. Astm b117 testing quality control micom laboratories. Adhesion testing datasheet 1 dolly preparation for pull. Optional software available for downloading to a computer. D 4541 02 standard test method for pulloff strength of coatings using portable adhesion testers1 this standard is issued under the.
If there 4 tanks with the same painting system do we need to make 1 sample test for each tank. Astm d4541 02 pull off test standard free download as pdf file. The pulloff strength determined by this procedure is a performance property, and it. Box c700 west conshohocken, pennsylvania 194282959, united states 1 d4541 09 3. Significance and use if a coating is to fulfil its function of protecting or decorating a substrate, it must adhere to it.